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I. Basic Information for CVE-2025-21918
Vulnerability Information

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Vulnerability Title
usb: typec: ucsi: Fix NULL pointer access
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated workqueue to complete before deallocating them.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞,该漏洞源于UCSI存在NULL指针访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
LinuxLinux b9aa02ca39a49740926c2c450a1505a4a0f8954a ~ 7a735a8a46f6ebf898bbefd96659ca5da798bce0 -
LinuxLinux 5.16 -
II. Public POCs for CVE-2025-21918
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III. Intelligence Information for CVE-2025-21918
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IV. Related Vulnerabilities
V. Comments for CVE-2025-21918

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